The substance that drips from the anus after ejaculation during anal intercourse. It is sometimes consumed with a straw.
by One87 May 2, 2003
Hey, this buttmilk that's about to be made into buttcheese from my buttudders is really tasty! Try some!
by Anthony Negrete March 14, 2007
by Thizzizzipz October 18, 2022